Hi Supun,

If you have configured the server to use the host name instead of the ip
address, it should work without any issues. If you did use the ip address as
the host name or didn't specify it, the change in ip address could cause
some aspects not to work, such as calculated EPRs in EventBrokers.

Thanks,
Senaka.

On Sat, Dec 12, 2009 at 9:35 AM, Afkham Azeez <[email protected]> wrote:

> Yeah, not only for ESB, but for any generic client-server system this
> should not cause any problems as long as the first machine is kept online
> until all requests it received have been served. If that machine is taken
> offline immediately, the request which were in flight and which were being
> processed will fail. So there should be a graceful mechanism to do this,
> like our graceful shutdown procedure. Subsequent requests should be
> successfully forwarded to the new machine though.
>
> Azeez
>
>
> On Sat, Dec 12, 2009 at 5:23 AM, Supun Kamburugamuwa <[email protected]>wrote:
>
>> Hi,
>>
>> Suppose we have several back end services and ESB refer to them using
>> a URL. These URLs are DNS resolvable URLs not IP address. Suppose we
>> substitute a new physical machine with a different IP and configure
>> the DNS server to point to the new IP for the same old URL. The
>> question is what will happen?
>>
>> From the code it seems ESB will work correctly. I thought of bringing
>> this question up to make sure that it will work.
>>
>> Thanks,
>> Supun..
>>
>> _______________________________________________
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>>
>
>
>
> --
> --
> Afkham Azeez
> [email protected]
> WSO2 Inc. http://wso2.com
> Blog: http://afkham.org
>
> _______________________________________________
> Carbon-dev mailing list
> [email protected]
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>
>


-- 
Senaka Fernando
Software Engineer
WSO2 Inc.
E-mail: [email protected];  Mobile: +94 77 322 1818

http://www.wso2.com/ - "The Open Source SOA Company"
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